Analysis
-
max time kernel
148s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
09/07/2024, 23:01
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
3256856a35bac840ba1c6cda36af2161_JaffaCakes118.dll
Resource
win7-20240708-en
3 signatures
150 seconds
Behavioral task
behavioral2
Sample
3256856a35bac840ba1c6cda36af2161_JaffaCakes118.dll
Resource
win10v2004-20240709-en
3 signatures
150 seconds
General
-
Target
3256856a35bac840ba1c6cda36af2161_JaffaCakes118.dll
-
Size
176KB
-
MD5
3256856a35bac840ba1c6cda36af2161
-
SHA1
31985d20e447ce2049e34fef70b6557a52584723
-
SHA256
3e7b74b2ec5b0fb4e4519afe8cd0695729707a7660019aba0389dd70ca06e6bb
-
SHA512
6f37a80422750b6dc137b2ac44f4c9a58e90e0a3dcf393eb3cf0809f16c4d17812200675a122ba0df2a40484f3904f6d322d1548be76d5acb5384eed043ab6a5
-
SSDEEP
3072:tD7XjKYRs/Rez5EAJCYrnCfhFABNhmrpqPTD7wl+VtvQ/:Rrw/RezHCsCvALDpXG
Score
10/10
Malware Config
Signatures
-
Adds autorun key to be loaded by Explorer.exe on startup 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\ShellServiceObjectDelayLoad\axrfgvek = "{834EE30A-0D21-4C40-87CE-E901B7D7D5DC}" rundll32.exe -
Modifies registry class 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{834EE30A-0D21-4C40-87CE-E901B7D7D5DC}\InProcServer32 rundll32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node rundll32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID rundll32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{834EE30A-0D21-4C40-87CE-E901B7D7D5DC} rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{834EE30A-0D21-4C40-87CE-E901B7D7D5DC}\InProcServer32\ = "C:\\Windows\\axrfgvek.dll" rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2216 wrote to memory of 1196 2216 rundll32.exe 81 PID 2216 wrote to memory of 1196 2216 rundll32.exe 81 PID 2216 wrote to memory of 1196 2216 rundll32.exe 81
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\3256856a35bac840ba1c6cda36af2161_JaffaCakes118.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2216 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\3256856a35bac840ba1c6cda36af2161_JaffaCakes118.dll,#12⤵
- Adds autorun key to be loaded by Explorer.exe on startup
- Modifies registry class
PID:1196
-